GI Honeymoon (1945)

In this romantic comedy set during WW II an newlywed army couple are unable to consummate their marriage as on their wedding night the husband is called away to sentry duty Later they try again but as he has just completed a 37mile hike he finds himself too tired to work up any enthusiasm for conjugal bliss Fortunately the brides understanding aunt intervenes with the young mans colonel and the frustrated couple is at last able to share a night of love